Gregory J. Smith
A copy of my CV can be found here. For a quick overview of my research output and public presentations, see below!
Peer Reviewed Publications
(7) Smith, G.J., DeSantis, L.R.G. (2020) Extinction of North American Cuvieronius (Mammalia: Proboscidea: Gomphotheriidae) driven by dietary resource competition with sympatric mammoths and mastodons. Paleobiology. 46(1). [pdf]
(6) Lundelius, E.L., Thies, K.J., Graham, R.W., Bell, C.J., Smith, G.J., DeSantis, L.R.G. (2019) Proboscidea from the Big Cypress Creek Fauna from the Deweyville Formation, Harris County, Texas. Quaternary International. 530-531:59-68. [pdf]
(5) Dooley, A.C., Scott, E., Green J.L., Springer, K.B., Dooley, B.S., Smith, G.J. (2019) Mammut pacificus sp. nov., a newly recognized species of mastodon from the Pleistocene of western North America. PeerJ 7:e6614. [link to open-access paper]
(4) Smith, G.J., DeSantis, L.R.G. (2018) Dietary ecology of Pleistocene mammoths and mastodons in North America as inferred from dental microwear texture analysis. Palaeogeography, Palaeoclimatology, Palaeoecology. [pdf]
(3) Green, J.L., DeSantis, L.R.G., Smith, G.J. (2017) Regional variation in the browsing diet of Pleistocene Mammut americanum (Mammalia, Proboscidea) as recorded by dental microwear textures. Palaeogeography, Palaeoclimatology, Palaeoecology 487: 59 – 70. [pdf]
(2) Smith, G.J., Graham, R.W. (2017) The effects of dental wear on impairing mammoth taxonomy: a reappraisal of the Newton Mammoth, Bradford County, Northeastern Pennsylvania. Quaternary International 443A: 40 – 51. [pdf]
(1) Bralower, T.J., Kelly, D.C., Gibbs, S., Farley, K., Eccles, L., Lindemann, T.L., Smith, G.J. (2014) Impact of dissolution on the sedimentary record of the Paleocene-Eocene thermal maximum. Earth and Planetary Science Letters 401: 70-82. [pdf]
In Review
Smith, G.J., Green, J.L., Dooley, A.C. Jr., DeSantis, L.R.G. Paleoecology of the Late Pleistocene Diamond Valley Lake Local Fauna in southern California as evidenced by dental mesowear analysis and dental microwear texture analysis. Submitted to Palaeogeography, Palaeoclimatology, Palaeoecology.
In Preparation
Smith, G.J., Gibson, B.M., Gibson, M.A. Diet and environment of three Mammut americanum (Proboscidea, Mammutidae) from West Tennessee, United States. To be submitted to Eastern Paleontologist.
Smith, G.J., Darroch, S.A.F. Phylogenetic Clustering of Origination and Extinction in North American Mammals through the Cenozoic. To be submitted to PLoS ONE.
Smith, G.J., Graham, R.W. Taxonomic implications of mammoth molar morphology as measured by computed tomography (CT). To be submitted to Quaternary Research.
Conference Abstracts (first author presentations only)
Smith, G.J., Darroch, S.A.F. (2019) Phylogenetic Conservatism of Biotic Crises in North American Mammals. North American Paleontological Convention, Riverside, CA, Techincal Program: 38.
Smith, G.J. (2018) Coupling paleoecological proxies to infer the dietary ecology of extinct megaherbivores. Journal of Vertebrate Paleontology, Programs and Abstracts, 2018: 147.
Smith, G.J., DeSantis, L.R.G. (2018) Spatial and temporal variability in North American gomphothere diet as inferred from dental microwear textures. Geological Society of America Abstracts with Programs, 50(3): 4-8.
Smith, G.J., DeSantis, L.R.G. (2017) Gomphothere paleoecology in North America as inferred from stable isotope analysis. Geological Society of America Abstracts with Programs, 49(6): 91-13.
Smith, G.J., Gibson, M.A., Gibson, B.M. (2017) Seasonality and dental development of Mammut americanum from the Late Pleistocene of West Tennessee. Southeastern Association of Vertebrate Paleontology, Programs and Abstracts, 2017
Smith, G.J., DeSantis, L.R.G. (2016) Proboscidean dietary variability in North America and the Competitive Exclusion Principle. Journal of Vertebrate Paleontology, Programs and Abstracts, 2016: 226-227
Smith, G.J., Graham, R.W. (2015) Taxonomic implications of mammoth molar morphology as measured by computed tomography (CT). Geological Society of America Abstracts with Programs, 47(7): 681.
Smith, G.J., Graham, R.W., DeSantis, L.R.G., Donohue, S.L. (2015) Bergmann’s response and dietary variability in North American black bears (Ursus americanus). Journal of Vertebrate Paleontology, Programs and Abstracts, 2015: 215.
Smith, G.J., Graham, R.W. (2014) Bergmann’s response, morphological variability and paleoenvironmental implications for North American black bears (Ursus americanus) throughout the Quaternary. American Quaternary Association Meeting Abstracts, 2014.
Smith, G.J., Graham, R.W. (2012) Dental wear and lamellar frequency analysis to constrain the identity of the North American mammoth species. Journal of Vertebrate Paleontology, Programs and Abstracts, 2012: 174.
Invited Talks, Guest Lectures, and Public Presentations
Conservation Paleobiology: Using the Dead to save the Living. Women’s Breakfast Club, Maggiano’s Little Italy, Nashville, TN, June 2019. Invited Talk.
Fort Negley Park and Nashville’s Prehistoric Past. Page Duke Landscape Architects, Nashville, TN, March 2019. Invited Talk.
Of Mollusks and Mastodons: Tennessee’s Prehistoric Past. Breakfast Club of Nashville, Germantown Café, Nashville, TN, January 2019. Invited Talk.
The Paleoecology of the Diamond Valley Lake Local Fauna. Western Science Center, Hemet, CA, August 2018. Public Presentation and Invited Talk.
Time traveling with a tooth: How extinct animals and what they ate will save the world. Vanderbilt Summer Academy 2018. Invited Talk.
Gomphothere paleoecology in North America as inferred from stable isotope analysis. Department of Earth and Environmental Sciences, Research Gala, Spring 2018. Public Presentation.
The ecological interrelationships of sympatric mammoths, mastodons, and gomphotheres. Western Science Center, Hemet, CA. Valley of the Mastodons Workshop, August 2017. Public Presentation and Invited Talk. [press release]
Intro to Isotopes (Oxygen and Strontium) and Dental Microwear Texture Analysis. Vanderbilt Summer Academy 2017 Session II, Bioarcheology Class. Guest Lecture.
The Proboscideans: Evolution, Radiation, Paleoecology. Vanderbilt Department of Earth and Environmental Sciences, Life Through Time Class, Spring 2017. Guest Lecture.
Proboscidean dietary variability in North America and the Competitive Exclusion Principle. Department of Earth and Environmental Sciences, Research Gala, Spring 2017. Public Presentation.
The Proboscideans: Evolution, ecology, and diversity of elephants and their relatives. The Elephant Sanctuary, Hohenwald, TN. World Elephant Day, August 2016. Public Presentation. [press release]
The Proboscideans: Evolution, Radiation, Paleoecology. Vanderbilt Department of Earth and Environmental Sciences, Life Through Time Class, Spring 2016. Guest Lecture.
Taxonomic implications of mammoth molar morphology as measured by computed tomography (CT). Penn State University Graduate Colloquium, Spring 2015. Public Presentation.